mirrors/foot
1
0
Fork 0
mirror of https://codeberg.org/dnkl/foot.git synced 2026-02-05 04:06:08 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

wip: io-uring

Browse source
This commit is contained in:
Daniel Eklöf 2025-05-08 10:16:19 +02:00
parent ff20913397
commit febcb13c31
No known key found for this signature in database
GPG key ID: 5BBD4992C116573F
1 changed files with 11 additions and 15 deletions
Download patch file Download diff file Expand all files Collapse all files

26
terminal.c
View file

@ -1567,19 +1567,6 @@ term_init(const struct config *conf, struct fdm *fdm, struct reaper *reaper,
.active_notifications = tll_init(),
};
#if defined(FOOT_IO_URING)
{
int io_ret = io_uring_queue_init(2, &term->uring.ring, 0);
if (io_ret < 0) {
LOG_ERRNO_P(-io_ret, "failed to initialize io_uring queue");
goto close_fds;
}
xassert(term->uring.ring.ring_fd >= 0);
xassert(term->uring.ring.enter_ring_fd >= 0);
}
#endif
pixman_region32_init(&term->render.last_overlay_clip);
term_update_ascii_printer(term);
@ -1680,7 +1667,15 @@ term_window_configured(struct terminal *term)
#if defined(FOOT_IO_URING)
{
int ret;
int ret = io_uring_queue_init(2, &term->uring.ring, 0);
if (ret < 0) {
LOG_ERRNO_P(-ret, "failed to initialize io_uring queue");
BUG("cannot yet handle failure to initialize io_uring");
}
xassert(term->uring.ring.ring_fd >= 0);
xassert(term->uring.ring.enter_ring_fd >= 0);
term->uring.bring = io_uring_setup_buf_ring(
&term->uring.ring, term->uring.bcount, term->uring.bgid, 0, &ret);
@ -1702,9 +1697,10 @@ term_window_configured(struct terminal *term)
struct io_uring_sqe *sqe = io_uring_get_sqe(&term->uring.ring);
io_uring_prep_read_multishot(sqe, term->ptmx, 0, -1, term->uring.bgid);
io_uring_submit(&term->uring.ring);
fdm_add(term->fdm, term->uring.ring.ring_fd, EPOLLIN, &fdm_ptmx_eventfd, term);
}
fdm_add(term->fdm, term->uring.ring.ring_fd, EPOLLIN, &fdm_ptmx_eventfd, term);
/* We still need this, for EPOLLOUT (and maybe HUP?) */
fdm_add(term->fdm, term->ptmx, 0, &fdm_ptmx, term);